AMD A4-3420 vs AMD Athlon X2 7850 BE
物理
| 插座 | AMD Socket FM1 | AMD Socket AM2+ |
|---|---|---|
| 工艺尺寸 | 32 nm | 65 nm |
| 晶体管 | 1,178 million | 450 million |
| 模具尺寸 | 228 mm² | 285 mm² |
| 包 | µPGA | µPGA |
性能
| 频率 | 2.8 GHz | 2.8 GHz |
|---|---|---|
| 涡轮时钟 | — | — |
| 基本时钟 | 100 MHz | 200 MHz |
| 乘数 | 28.0x | 14.0x |
| 乘数解锁 | No | Yes |
| 电压 | 1.4125 V | 1.325 V |
| TDP | 65 W | 95 W |
建筑
| 市场 | Desktop | Desktop |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Dec 20th, 2011 | Apr 28th, 2009 |
| 代码名称 | Llano | Kuma |
| 代 | A4 | Athlon X2 |
| 部分 | AD3420OJZ22HXAD3420OJHXBOX | AD785ZWCJ2BGH |
| 内存支持 | DDR3 Dual-channel | unknown Dual-channel |
| ECC内存 | No | No |
| PCI Express | — | Gen 2 |
核心
| 核心数 | 2 | 2 |
|---|---|---|
| 线程数 | 2 | 2 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | Radeon HD 6410D | — |
快取
| 缓存 L1 | 128K (per core) | 128K (per core) |
|---|---|---|
| 缓存 L2 | 512K (per core) | 512K (per core) |
| 缓存 L3 | — | 2MB (shared) |
特征
| 3DNow! | Yes | Yes |
|---|---|---|
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| CnQ | Yes | Yes |
| HT3.0 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4A | Yes | Yes |
笔记
| 笔记 | — | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Black Edition label. |
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